2022 TOYOTA HIGHLANDER horn

1533-4. Adjusting the steering wheel and mirrors
3
Before driving
3-4.Adjusting the steering wheel and mirrors
1Hold the steering wheel and
push the lever down.
2 Adjust to the ideal position by
moving the steering wheel
horizontally and vertically.
After adjustment, pull the lever up
to secure the steering wheel.
Press on or close to the
mark.
Steering wheel
Adjustment procedure
WARNING
■Caution while driving
Do not adjust the steering wheel
while driving.
Doing so may cause the driver to
mishandle the vehicle and cause
an accident, resul ting in death or
serious injury.
■After adjusting the steering
wheel
Make sure that the steering wheel
is securely locked.
Otherwise, the steering wheel
may move suddenly, possibly
causing an accident, and resulting
in death or serious injury. Also,
the horn may not sound if the
steering wheel is not securely
locked.
Sounding the horn

2884-5. Using the driving support systems
●On an extremely bumpy road, on
an incline, on gravel, or on grass.
●When vehicle horns, vehicle
detectors, motorcycle engines, air
brakes of large vehicles, the clear-
ance sonar of other vehicles or
other devices which produce ultra-
sonic waves are near the vehicle.
●A sensor is coated with a sheet of
spray or heavy rain.
●If objects draw too close to the
sensor.
●When a pedestrian is wearing
clothing that does not reflect ultra-
sonic waves (ex. skirts with gath-
ers or frills).
●If objects draw too close to the
sensor.
●When a pedestrian is wearing
clothing that does not reflect ultra-
sonic waves (ex. skirts with gath-
ers or frills).
●When objects that are not perpen-
dicular to the gr ound, not perpen-
dicular to the v ehicle traveling
direction, uneven, or waving are in
the detection range.
●Strong wind is blowing.
●When driving in inclement weather
such as fog, snow or a sandstorm.
●When an object that cannot be
detected is betw een the vehicle
and a detected object.
●If an object such as a vehicle,
motorcycle, bicycle or pedestrian
cuts in front of the vehicle or runs
out from the side of the vehicle.
●If the orientation of a sensor has
been changed due t o a collision or
other impact.
●When equipment that may
obstruct a sensor is installed, such
as a towing eyelet, bumper pro-
tector (an additional trim strip,
etc.), bicycle carrier, or snow plow.
●If the front of the v ehicle is raised
or lowered due to the carried load.
●If the vehicle cannot be driven in a
stable manner, such as when the
vehicle has been in an accident or
is malfunctioning.
●When a tire chains, compact
spare tire or an emergency tire
puncture repair kit is used.
■Situations in which the system
may operate even if there is no
possibility of a collision
In some situations, such as the fol-
lowing, the system may operate
even though there is no possibility of
a collision.
●When driving on a narrow road.
●When driving towa rd a banner,
flag, low-hanging branch or boom
barrier (such as those used at rail-
road crossings, toll gates and
parking lots).
●When there is a ru t or hole in the
surface of the road.
●When driving on a metal cover
(grating), such as those used for
drainage ditches.
●When driving up or down a steep
slope.
●If a sensor is hit by a large amount
of water, such as when driving on
a flooded road.
●There is dirt, snow, water drops or
ice on a sensor. (Cleaning the
sensors will resolve this problem.)

2894-5. Using the driving support systems
4
Driving
●A sensor is coated with a sheet of
spray or heavy rain.
●When driving in inclement weather
such as fog, snow or a sandstorm.
●When strong winds are blowing.
●When vehicle horns, vehicle
detectors, motorcycle engines, air
brakes of large vehicles, the clear-
ance sonar of other vehicles or
other devices which produce ultra-
sonic waves are near the vehicle.
●If the front of the vehicle is raised
or lowered due to the carried load.
●If the orientation of a sensor has
been changed due t o a collision or
other impact.
●The vehicle is approaching a tall
or curved curb.
●Driving close to columns
(H-shaped steel beams, etc.) in
multi-story parking garages, con-
struction sites, etc.
●If the vehicle cannot be driven in a
stable manner, such as when the
vehicle has been in an accident or
is malfunctioning.
●On an extremely bumpy road, on
an incline, on gravel, or on grass.
●When a tire chains, compact
spare tire or an emergency tire
puncture repair kit is used.
■Adjusting the buzzer vol-
ume
The buzzer volume can be
adjusted on the multi-informa-
tion display.
Use the meter control switches
to change settings. ( P.98)
1 Press or to select .
2 Press or to select and
then press and hold .
3 Select the volume and then
press .
Each time the switch is pressed,
the volume level will change
between 1, 2, and 3.
■Muting a buzzer temporarily
A mute button will be displayed
on the multi-information display
when an object is detected. To
mute the buzzer, press .
Mute will be canceled automati-
cally in the following situations:
 When the shift lever is
changed.
 When the vehicle speed
exceeds a certain speed.
 When there is malfunction in
a sensor or the system is tem-
porarily unavailable.
 When the operating function
is disabled manually.
 When the engine switch is
turned off.
Setting the buzzer volume

4036-2. Maintenance
6
Maintenance and care
Brake pedal
• Does the brake pedal move
smoothly?
• Does the brake pedal have
appropriate
clearance from
the floor?
( P.504)
• Does the brake pedal have the
correct amount
of free play?
( P.504)
Brakes
• The vehicle
should not pull to
one side when
the brakes are
applied.
• The brakes should work
effectively.
• The brake pedal should not feel
spongy.
• The brake pedal should not get
too close to the
floor when the
brakes are
applied.
Head
restraints
• Do the head restraints move
smoothly and
lock securely?
Horn• Works properly?
Indica-
tors/buzzers
• Do the indica-tors and buzzers
function prop-
erly?
ItemsCheck points
Lights
• Do all the lights come on?
• Are the head- lights aimed cor-
rectly? (P.438)
Parking brake
• Does the park-ing brake switch
operate nor-
mally?
• When parked on a slope and the
parking brake is
on, is the vehicle
securely
stopped?
Seat belts
• Do the seat belts operate
smoothly?
• The seat belts should not be
damaged.
Seats
• Do the seat con-trols operate
properly?
Steering wheel
• Does the steer-ing wheel rotate
smoothly?
• Does the steer- ing wheel have
the correct
amount of free
play?
• There should not be any strange
sounds coming
from the steer-
ing wheel.
ItemsCheck points

4847-2. Steps to take in an emergency
One of the following may be the
cause of the problem:
There may not be sufficient
fuel in the vehicle’s tank.
Refuel the vehicle.
 The engine may be flooded.
Try to restart the engine again
following correct starting pro-
cedures. ( P.202)
 There may be a malfunction
in the engine immobilizer sys-
tem. ( P. 7 1 )
One of the following may be the
cause of the problem:
 The battery may be dis-
charged. ( P.490) 
The battery terminal connec-
tions may be loose or cor-
roded. ( P.414)
The engine starting system may
be malfunctioning due to an
electrical problem such as elec-
tronic key battery depletion or a
blown fuse. However, an interim
measure is available to start the
engine. ( P.485)
One of the following may be the
cause of the problem:
 One or both of the battery ter-
minals may be disconnected.
( P.414)
 The battery may be dis-
charged. ( P.490)
Contact your Toyota dealer if the
problem cannot be repaired, or if
repair procedures are unknown.
When the engine does not start,
the following steps can be used
as an interim measure to start
the engine if the engine switch is
If the engine will not
start
If the engine will not start
even though correct starting
procedures are being fol-
lowed ( P.202), consider
each of the following points:
The engine wil l not start
even though the starter
motor operates normally.
The starter motor turns
over slowly, the interior
lights and headlights are
dim, or the horn does not
sound or sounds at a low
volume.
The starter motor does
not turn over
The starter motor does
not turn over, the interior
lights and headlights do
not turn on, or the horn
does not sound.
Starting the engine in an
emergency

549What to do if... (Troubleshooting)
Is the engine switch in ON?
If you cannot release the shift lever
by depressing the brake pedal with
the engine switch in ON ( P.207)
 Is the window lock switch
pressed?
The power window except for the
one at the driver’s seat cannot be
operated if the win dow lock switch
is pressed. ( P.169)
 The auto power off function
will be operated if the vehicle
is left in ACC or ON (the
engine is not running) for a
period of time. ( P.205)
 The seat belt reminder light is
flashing
Are the driver and the passengers
wearing the seat belts? ( P.459)
 The parking brake indicator is
on
Is the parking brake released?
( P.210)
Depending on the situation,
other types of warning buzzer
may also sound. ( P.456, 467)
 Did anyone inside the vehicle
open a door during setting the
alarm?
The sensor detects it and the alarm
sounds. ( P. 7 3 )
Do one of the following to stop
the alarms:
 Unlock the doors.
 Turn the engine switch to
ACC or ON, or start the
engine.
 Is the message displayed on
the multi-information display?
Check the message on the
multi-informat ion display. (P.467)
 When a warning light turns on
or a warning message is dis-
played, refer to P.456, 467.
The shift lever cannot be
shifted from P even if you
depress the brake pedal
The windows do not open
or close by operating the
power window switches
The engine switch is
turned off automatically
A warning buzzer sounds
during driving
An alarm is activated and
the horn sounds (vehicles
with an alarm)
A warning buzzer sounds
when leaving the vehicle
A warning light turns on
or a warning message is
displayed

556Alphabetical Index
Manual air conditioning system........................................... 334
Outside rear view mirrors ... 335, 341, 345
Rear automatic air conditioning system ................................ 354
Rear manual air conditioning system ................................ 352
Seat heaters ......................... 358
High mounted stoplight Replacing light bulbs ............ 439
Hill-start assist control .......... 318
Hood Open .................................... 408
Hooks Cargo net hooks ................... 369
Coat hooks ........................... 382
Retaining hooks (floor mat) .... 24
Horn ......................................... 153
I
I/M test ..................................... 404
Identification Engine .................................. 501
Vehicle.................................. 500
Ignition switch (engine switch) ............................................... 202Auto power off function ........ 205
Changing the engine switch modes ................................ 204
If your vehicle has to be stopped in an emergency................. 448
Indicators .................................. 78
Initialization Items to initialize................... 533
Maintenance................. 401, 412
Power windows .................... 167
Tire pressure warning system........................................... 423
Inside rear view mirror... 154, 155
Instrument panel light control. 83 Interior lights...........................361
Front interior light .................361
Rear interior light ..................361
Intuitive parking assist Function................................284
Warning message.........286, 287
J
JackPositioning a floor jack .........409
Vehicle-equipped jack ..........472
Jack handle .............................472
Jam protection function Electronic roof sunshade ......174
Moon roof .............................170
Panoramic moon r oof ...........174
Power back door ..................127
Power windows ....................167
K
Keyless entry Smart key system .................133
Wireless remote control........ 115
Keys Battery-saving function .........134
Electronic key ....................... 114
Engine switch .......................202
If the electronic key does not operate properly .................488
If you lose your keys.............486
Key number plate ................. 114
Keyless entry ........ 117, 123, 133
Mechanical key..................... 114
Replacing the battery ...........434
Warning buzzer ....................134
Wireless remote control........ 115
Knee airbags .............................34